CN203548856U - Novel gear shifting device for drive axle of harvester - Google Patents
Novel gear shifting device for drive axle of harvester Download PDFInfo
- Publication number
- CN203548856U CN203548856U CN201320745464.6U CN201320745464U CN203548856U CN 203548856 U CN203548856 U CN 203548856U CN 201320745464 U CN201320745464 U CN 201320745464U CN 203548856 U CN203548856 U CN 203548856U
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- China
- Prior art keywords
- crank
- gear
- shift
- gear box
- bearing
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Abstract
The utility model discloses a novel gear shifting device for a drive axle of a harvester. The novel gear shifting device comprises a gearbox body. A support is arranged on the top of the gearbox body, the lower right end of the support is coaxially provided with three crank shifter connecting rods through hinge pins, and the right side of the top of the support is provided with an operating handle mounting base; the operating handle mounting base is provided with three operating flexible shafts controlled by gear shifting operating handles, the other end of each operating flexible shaft is connected with the upper ends of the three corresponding crank shifter connecting rods respectively, the other end of each crank shifter connecting rod is connected with three sliding blocks respectively, and the other end of each sliding block is connected with three shifting fork shafts partially installed in the gearbox body respectively; each shifting fork shaft is provided with a shifting fork, and the shifting forks drive sliding gears on gear shafts in the gearbox body to shift through the operating flexible shafts. Through the adoption of the structure, the novel gear shifting device has the advantages of being simple in structure, convenient to shift, stable, reliable, light and capable of facilitating the structural layout of the harvester.
Description
Technical field
The utility model relates to a kind of gearshift, relates in particular to a kind of cropper ransaxle gearshifting device.
Background technique
At present, at corn harvester ransaxle, use, its structure is that handle gearshift bar need to lengthen bending according to structure often, easily cause the rigidity deficiency of handling pin, during gearshift, occur being difficult to into gear and with the phenomenon of pin distortion, fracture, can not meet normal gearshift job requirement, bring potential safety hazard to operation cropper.
Summary of the invention
The purpose of this utility model is to provide a kind of simple in structure, and gearshift is convenient, stable, reliable, light and can facilitate the cropper ransaxle gearshifting device of the topology layout of harvest machinery.
The technical solution of the utility model is a kind of cropper ransaxle gearshifting device, it comprises gear box 1, it is characterized in that: at the top of described gear box 1, bearing 2 is installed, bottom righthand side at described bearing 2 is coaxially installed with three crank selector connecting rods 6 by bearing pin 11, the top right side of described bearing 2 is provided with operating grip fitting seat 4, three operation flexible axles 5 are installed on described operating grip fitting seat 4, described in each, operation flexible axle 5 is all controlled by gear shift operation handle 3, described in each, the other end of operation flexible axle 5 is connected with the upper end of corresponding three described crank selector connecting rods 6 respectively, described in each, the other end of crank selector connecting rod 6 is connected with three slide blocks 7 respectively, described in each, the other end of slide block 7 is connected with three declutch shift shafts 8 that part is arranged in described gear box 1 respectively, described in each, on declutch shift shaft 8, be respectively equipped with shift fork 9, described shift fork 9 moves by the shifting slide gear 10 that described operation flexible axle 5 is stirred on described gear box 1 inner gear shaft 12 separately.
The technical solution of the utility model is that the bent plate bend angle of crank selector connecting rod 6 is 85-95 degree described in each.
The beneficial effects of the utility model are, by the top at described gear box 1, bearing 2 is installed, bottom righthand side at described bearing 2 is coaxially installed with three crank selector connecting rods 6 by bearing pin 11, the top right side of described bearing 2 is provided with operating grip fitting seat 4, three operation flexible axles 5 are installed on described operating grip fitting seat 4, described in each, operation flexible axle 5 is all controlled by gear shift operation handle 3, described in each, the other end of operation flexible axle 5 is connected with the upper end of corresponding three described crank selector connecting rods 6 respectively, described in each, the other end of crank selector connecting rod 6 is connected with three slide blocks 7 respectively, described in each, the other end of slide block 7 is connected with three declutch shift shafts 8 that part is arranged in described gear box 1 respectively, described in each, on declutch shift shaft 8, be respectively equipped with shift fork 9, described shift fork 9 moves by the shifting slide gear 10 that described operation flexible axle 5 is stirred on described gear box 1 inner gear shaft 12 separately, when corn harvester is shifted gears, by gear shift operation handle 3, control respectively operation flexible axle 5 described in each, because the other end of operation flexible axle described in each 5 is connected with the upper end of corresponding three described crank selector connecting rods 6 respectively, described in each, the other end of crank selector connecting rod 6 is connected with three slide blocks 7 respectively, described in each, the other end of slide block 7 is connected with three declutch shift shafts 8 that part is arranged in described gear box 1 respectively, by each operation flexible axle 5, drive respectively crank selector connecting rod 6 around bearing pin 11 deflections, thereby drive three slide blocks 7 that are connected with crank selector connecting rod 6 described in each to move, again owing to being respectively equipped with shift fork 9 on declutch shift shaft described in each 8, like this, the shifting slide gear 10 that shift fork 9 described in each on declutch shift shaft 8 is stirred on gear box 1 inner gear shaft 12 moves, realized simple in structure, gearshift is convenient, stable, reliably, light and can facilitate the effect of the topology layout of harvest machinery.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model
Fig. 2 is A-A sectional view in Fig. 1
In Fig. 1,21, gear box, 2, bearing, 3, gear shift operation handle, 4, operating grip fitting seat, 5, operation flexible axle, 6, crank selector connecting rod, 7, slide block, 8, declutch shift shaft, 9, shift fork, 10, shifting slide gear, 11, bearing pin, 12, gear shaft.
Embodiment
According to Fig. 1, shown in 2, the utility model relates to a kind of cropper ransaxle gearshifting device, it comprises gear box 1, at the top of described gear box 1, bearing 2 is installed, bottom righthand side at described bearing 2 is coaxially installed with three crank selector connecting rods 6 by bearing pin 11, described in each, the bent plate bend angle of crank selector connecting rod 6 is all designed to 85-95 degree, the top right side of described bearing 2 is provided with operating grip fitting seat 4, three operation flexible axles 5 are installed on described operating grip fitting seat 4, described in each, operation flexible axle 5 is all controlled by gear shift operation handle 3, described in each, the other end of operation flexible axle 5 is connected with the upper end of corresponding three described crank selector connecting rods 6 respectively, described in each, the other end of crank selector connecting rod 6 is connected with three slide blocks 7 respectively, described in each, the other end of slide block 7 is connected with three declutch shift shafts 8 that part is arranged in described gear box 1 respectively, described in each, on declutch shift shaft 8, be respectively equipped with shift fork 9, described shift fork 9 moves by the shifting slide gear 10 that described operation flexible axle 5 is stirred on described gear box 1 inner gear shaft 12 separately, when corn harvester is shifted gears, by gear shift operation handle 3, control respectively operation flexible axle 5 described in each, because the other end of operation flexible axle described in each 5 is connected with the upper end of corresponding three described crank selector connecting rods 6 respectively, described in each, the other end of crank selector connecting rod 6 is connected with three slide blocks 7 respectively, described in each, the other end of slide block 7 is connected with three declutch shift shafts 8 that part is arranged in described gear box 1 respectively, by each operation flexible axle 5, drive respectively crank selector connecting rod 6 around bearing pin 11 deflections, thereby drive three slide blocks 7 that are connected with crank selector connecting rod 6 described in each to move, again owing to being respectively equipped with shift fork 9 on declutch shift shaft described in each 8, like this, the shifting slide gear 10 that shift fork 9 described in each on declutch shift shaft 8 is stirred on gear box 1 inner gear shaft 12 moves, realized simple in structure, gearshift is convenient, stable, reliably, light and can facilitate the effect of the topology layout of harvest machinery.
Claims (2)
1. a cropper ransaxle gearshifting device, it comprises gear box (1), it is characterized in that: at the top of described gear box (1), bearing (2) is installed, bottom righthand side at described bearing (2) is coaxially installed with three crank selector connecting rods (6) by bearing pin (11), the top right side of described bearing (2) is provided with operating grip fitting seat (4), three operation flexible axles (5) are installed on described operating grip fitting seat (4), operation flexible axle described in each (5) is all controlled by gear shift operation handle (3), the other end of operation flexible axle described in each (5) is connected with the upper end of corresponding three described crank selector connecting rods (6) respectively, described in each, the other end of crank selector connecting rod (6) is connected with three slide blocks (7) respectively, the other end of slide block described in each (7) is arranged on interior three declutch shift shafts (8) of described gear box (1) with part respectively and is connected, on declutch shift shaft described in each (8), be respectively equipped with shift fork (9), described shift fork (9) is mobile by the shifting slide gear (10) that described operation flexible axle (5) is stirred on described gear box (1) inner gear shaft (12) separately.
2. cropper ransaxle gearshifting device according to claim 1, is characterized in that: described in each, the bent plate bend angle of crank selector connecting rod (6) is 85-95 degree.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320745464.6U CN203548856U (en) | 2013-11-25 | 2013-11-25 | Novel gear shifting device for drive axle of harvester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320745464.6U CN203548856U (en) | 2013-11-25 | 2013-11-25 | Novel gear shifting device for drive axle of harvester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203548856U true CN203548856U (en) | 2014-04-16 |
Family
ID=50466976
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320745464.6U Expired - Fee Related CN203548856U (en) | 2013-11-25 | 2013-11-25 | Novel gear shifting device for drive axle of harvester |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203548856U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104089772A (en) * | 2014-07-16 | 2014-10-08 | 索特传动设备有限公司 | Gear shifting test device for gearbox |
| CN105889496A (en) * | 2016-06-21 | 2016-08-24 | 杭州虬龙科技有限公司 | Electronically-controlled limitable push-and-pull device |
-
2013
- 2013-11-25 CN CN201320745464.6U patent/CN203548856U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104089772A (en) * | 2014-07-16 | 2014-10-08 | 索特传动设备有限公司 | Gear shifting test device for gearbox |
| CN105889496A (en) * | 2016-06-21 | 2016-08-24 | 杭州虬龙科技有限公司 | Electronically-controlled limitable push-and-pull device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140416 Termination date: 20181125 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |